College Physics for AP Courses
1st Edition
ISBN: 9781630181871
Author: OpenStax, Ima Lyubkinskaya, Gregg Wolfe Douglas, Ingram, Liza Puiji, Sudhi Oberoi Nathan, Czuba
Publisher: OpenStax College.
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 11, Problem 51PE
A twin-sized air mattress used for camping has dimensions of 100 cm by 200 cm by 15 cm when blown up. The weight of the mattress is 2 kg. How heavy a person could the air mattress hold if it is placed in freshwater?
Expert Solution & Answer
Trending nowThis is a popular solution!
Chapter 11 Solutions
College Physics for AP Courses
Ch. 11 - What physical characteristic distinguishes a fluid...Ch. 11 - Which of the following substances are fluids at...Ch. 11 - Why are gases easier to compress than liquids and...Ch. 11 - How do gases differ from liquids?Ch. 11 - Approximately how does the density of air vary...Ch. 11 - Give an example in which density is used to...Ch. 11 - Figure 11.40 shows a glass of ice water filled to...Ch. 11 - How is pressure related to the sharpness of a...Ch. 11 - Why does a dull hypodermic needle hurt more than a...Ch. 11 - The outward force on one end of an air tank was...
Ch. 11 - Why is force exerted by static fluids always...Ch. 11 - In a remote location near the North Pole, an...Ch. 11 - How do jogging on soft ground and wearing padded...Ch. 11 - Toe dancing (as in ballet) is much harder on toes...Ch. 11 - How do you convert pressure units like millimeters...Ch. 11 - Atmospheric pressure exerts a large force (equal...Ch. 11 - Why does atmospheric pressure decrease more...Ch. 11 - What are two reasons why mercury rather than water...Ch. 11 - Figure 11.41 shows how sandbags placed around a...Ch. 11 - Why is it difficult to swim under water in the...Ch. 11 - Is there a net force on a due to atmospheric...Ch. 11 - Does atmospheric pressure add to the gas pressure...Ch. 11 - You can break a strong wine bottle by pounding a...Ch. 11 - Suppose the master cylinder in a hydraulic system...Ch. 11 - Explain why the fluid reaches equal levels on...Ch. 11 - Figure 11.17 shows how a common measurement of...Ch. 11 - Considering the magnitude of typical arterial...Ch. 11 - More force is required to pull the plug in a full...Ch. 11 - Do fluids exert buoyant forces in a "weightless"...Ch. 11 - Will the same ship float higher in salt water than...Ch. 11 - Marbles dropped into a partially filled bathtub...Ch. 11 - The density of oil is less than that of water, yet...Ch. 11 - Is surface tension due to cohesive or adhesive...Ch. 11 - Is capillary action due to cohesive or adhesive...Ch. 11 - Birds such as ducks, geese, and swans have greater...Ch. 11 - Water beads up on an oily sunbather, but not on...Ch. 11 - Could capillary action be used to move fluids in a...Ch. 11 - What effect does capillary action have on the...Ch. 11 - Pressure between the inside chest wall and the...Ch. 11 - Gold is sold by the troy ounce (31.103 g). What is...Ch. 11 - Mercury is commonly supplied in flasks containing...Ch. 11 - (a) What is the mass of a deep breath of air...Ch. 11 - A straightforward method of finding the density of...Ch. 11 - Suppose you have a coffee mug with a circular...Ch. 11 - (a) A rectangular gasoline tank can hold 50.0 kg...Ch. 11 - A trash compactor can reduce the volume of its...Ch. 11 - A 2.50-kg steel gasoline can holds 20.0 L of...Ch. 11 - What is the density of 18.0-karat gold that is a...Ch. 11 - There is relatively little empty space between...Ch. 11 - As a woman walks, her entire weight is momentarily...Ch. 11 - The pressure exerted by a phonograph needle on a...Ch. 11 - Nail tips exert tremendous pressures when they are...Ch. 11 - What depth of mercury creates a pressure of 1.00...Ch. 11 - The greatest ocean depths on the Earth are found...Ch. 11 - Verify that the SI unit of hpg is N/m2.Ch. 11 - Water towers store water above the level of...Ch. 11 - The aqueous humor in a person's eye is exerting a...Ch. 11 - How much force is exerted on one side of an 8.50...Ch. 11 - What pressure is exerted on the bottom of a...Ch. 11 - Calculate the average pressure exerted on the palm...Ch. 11 - The left side of the heart creates a pressure of...Ch. 11 - Show that the total force on a rectangular dam due...Ch. 11 - How much pressure is transmitted in the hydraulic...Ch. 11 - What force must be exerted on the master cylinder...Ch. 11 - A crass host pours the remnants of several bottles...Ch. 11 - A certain hydraulic system is designed to exert a...Ch. 11 - (a) Verify that work input equals work output for...Ch. 11 - Find the gauge and absolute pressures in the...Ch. 11 - (a) Convert normal blood pressure readings of 120...Ch. 11 - How tall must a water-filled manometer be to...Ch. 11 - Pressure cookers have been around for more than...Ch. 11 - Suppose you measure a standing person's blood...Ch. 11 - A submarine is stranded on the bottom of the ocean...Ch. 11 - Assuming bicycle tires are perfectly flexible and...Ch. 11 - What fraction of ice is submerged when it floats...Ch. 11 - Logs sometimes float vertically in a lake because...Ch. 11 - Find the density of a fluid in which a hydrometer...Ch. 11 - If your body has a density of 995 kg/m3, what...Ch. 11 - Bird bones have air pockets in them to reduce...Ch. 11 - A rock with a mass of 540 g in air is found to...Ch. 11 - Archimedes' principle can be used to calculate the...Ch. 11 - In an immersion measurement of a woman's density,...Ch. 11 - Some fish have a density slightly less than that...Ch. 11 - (a) Calculate the buoyant force on a 2.00-L helium...Ch. 11 - (a) What is the density of a woman who floats in...Ch. 11 - A certain man has a mass of 80 kg and a density of...Ch. 11 - A simple compass can be made by placing a small...Ch. 11 - What fraction of an iron anchor's weight will be...Ch. 11 - Scurrilous con artists have been known to...Ch. 11 - A twin-sized air mattress used for camping has...Ch. 11 - Referring to Figure 11.21, prove that the buoyant...Ch. 11 - (a) A 75.0-kg man floats in freshwater with 3.00%...Ch. 11 - What is the pressure inside an alveolus having a...Ch. 11 - (a) The pressure inside an alveolus with a 2.00104...Ch. 11 - What is the gauge pressure in millimeters of...Ch. 11 - Calculate the force on the slide wire in Figure...Ch. 11 - Figure 11.35(a) shows the effect of tube radius on...Ch. 11 - We stated in Example 11.12 that a xylem tube is of...Ch. 11 - What fluid is in the device shown in Figure 11.29...Ch. 11 - If the gauge pressure inside a rubber balloon with...Ch. 11 - Calculate the gauge pressures inside...Ch. 11 - Suppose water is raised by capillary action to a...Ch. 11 - Calculate the contact angle for olive oil if...Ch. 11 - When two soap bubbles touch, the larger is...Ch. 11 - Calculate the ratio of the heights to which water...Ch. 11 - What is the ratio of heights to which ethyl...Ch. 11 - During forced exhalation, such as when blowing up...Ch. 11 - You can chew through very tough objects with your...Ch. 11 - One way to force air into an unconscious person's...Ch. 11 - Heroes in movies hide beneath water and breathe...Ch. 11 - Gauge pressure in the fluid surrounding an...Ch. 11 - A full-term fetus typically has a mass of 3.50 kg....Ch. 11 - If the pressure in the esophagus is -2.00 mm Hg...Ch. 11 - Pressure in the spinal fluid is measured as shown...Ch. 11 - Calculate the maximum force in newtons exerted by...Ch. 11 - During heavy lifting, a disk between spinal...Ch. 11 - When a person sits erect, increasing the vertical...Ch. 11 - (a) How high will water rise in a glass capillary...Ch. 11 - A negative pressure of 25.0 atm can sometimes be...Ch. 11 - Suppose you hit a steel nail with a 0.500-kg...Ch. 11 - Calculate the pressure due to the ocean at the...Ch. 11 - The hydraulic system of a backhoe is used to lift...Ch. 11 - Some miners wish to remove water from a mine...Ch. 11 - You are pumping up a bicycle tire with a hand...Ch. 11 - Consider a group of people trying to stay afloat...Ch. 11 - The alveoli in emphysema victims are damaged and...
Additional Science Textbook Solutions
Find more solutions based on key concepts
3. Suppose the door of a room makes an airtight, but frictionless, fit in its frame. Do you think you could ope...
College Physics (10th Edition)
One easy way to reduce heating (and cooling) costs is to add extra insulation in the attic of a house. Suppose ...
University Physics Volume 2
25. The 100 kg block in FIGURE EX7.25 takes 6.0 s to reach the floor after being released from rest. What is th...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
The electromagnetic spectrum of light is often arranged in terms of frequency. Which one of the following has t...
Lecture- Tutorials for Introductory Astronomy
66. Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 30 s to...
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- A 75.0-kg floats in freshwater 3.00% of his volume above water when his are empty, and 5.00% of his volume above water when his lungs are full. Calculate the volume of air inhales—called his lung capacity—in liters. (b) Does lung volume seem reasonable?arrow_forwardA table-tennis ball has a diameter of 3.80 cm and average density of 0.084 0 g/cm3. What force is required to hold it completely submerged under water?arrow_forwardDry air is primarily composed of nitrogen. In a classroom demonstration, a physics instructor pours 2.00 L of liquid nitrogen into a beaker. After the nitrogen evaporates, how much volume does it occupy if its density is equal to that of the dry air at sea level? Liquid nitrogen has a density of 808 kg/m3.arrow_forward
- A horizontal pipe 10.0 cm in diameter has a smooth reduction to a pipe 5.00 cm in diameter. If the pressure of the water in the larger pipe is 8.00 104 Pa and the pressure in the smaller pipe is 6.00 104 Pa, at what rate does water flow through the pipes?arrow_forwardWhat must be the contact area between a suction cup (completely evacuated) and a ceiling if the cup is to support the weight of an 80.0-kg student?arrow_forward(a) Estimate the time it would take to a private swimming pool with a capacity of 80,000 L using a garden hose delivering 60 L/min. (b) How long would it take if you could divert a moderate size river, flowing at 5000 m3/s into pool?arrow_forward
- How many cubic meters of helium are required to lift a balloon with a 400-kg payload to a height of 8 000 m? Take He = 0.179 kg/m3. Assume the balloon maintains a constant volume and the density of air decreases with the altitude z according to the expression air = 0ez/8, where z is in meters and 0 = 1.20 kg/m3 is the density of air at sea level.arrow_forwardA rectangular gasoline tank bold 30.0 kg of gasoline when full. What is the depth of the tank if is 0.500-m wide by 0.900-m long? (b) Discuss whether gas tank has a reasonable volume for a passenger car.arrow_forwardWhat fraction of ice is submerged when it floats in freshwater, given the density of water 0°C is very close to 1000 kg/m3?arrow_forward
- Figure P15.47 shows a stream of water in steady flow from a kitchen faucet. At the faucet, the diameter of the stream is 0.960 cm. The stream fills a 125-cm3 container in 16.3 s. Find the diameter of the stream 13.0 cm below the opening of the faucet. Figure P15.47arrow_forwardA childs toy floats in a swimming pool. The buoyant force exerted on the toy depends on the volume of ___. (3.6) (a) water in the pool (b) the pool (c) the water displaced (d) the toy under waterarrow_forwardFigure OQ14.1 shows aerial views from directly above two dams. Both dams are equally wide (the vertical dimension in the diagram) and equally high (into the page in the diagram). The dam on the left holds back a very large lake, and the dam on the right holds back a narrow river. Which dam has to be built more strongly? (a) the dam on the left (b) the dam on the right (c) both the same (d) cannot be predictedarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax CollegeAn Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage Learning
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningGlencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Fluids in Motion: Crash Course Physics #15; Author: Crash Course;https://www.youtube.com/watch?v=fJefjG3xhW0;License: Standard YouTube License, CC-BY